//package com.twd.allcomponent.es;
//
//import org.apache.http.HttpHost;
//import org.elasticsearch.action.search.SearchRequest;
//import org.elasticsearch.action.search.SearchResponse;
//import org.elasticsearch.client.RequestOptions;
//import org.elasticsearch.client.RestClient;
//import org.elasticsearch.client.RestHighLevelClient;
//import org.elasticsearch.index.query.QueryBuilders;
//import org.elasticsearch.search.SearchHit;
//import org.elasticsearch.search.SearchHits;
//import org.elasticsearch.search.builder.SearchSourceBuilder;
//
//import java.io.IOException;
//
//public class ESTest_Client_Query {
//    public static void main(String[] args) throws IOException {
//        //创建客户端
//        RestHighLevelClient restHighLevelClient=new RestHighLevelClient(
//                RestClient.builder(new HttpHost("localhost",9200,"http"))
//        );
////       //批量查询
////        SearchRequest request=new SearchRequest();
////        request.indices("user");
////        request.source(new SearchSourceBuilder().query(QueryBuilders.matchAllQuery()));
////        SearchResponse response = restHighLevelClient.search(request, RequestOptions.DEFAULT);
////        SearchHits hit = response.getHits();
////        System.out.println("索引操作"+hit.getTotalHits());
////        for (SearchHit hit1:hit){
////            System.out.println(hit1.getSourceAsString());
////        }
//        //分页查询
//        SearchRequest request=new SearchRequest();
//        request.indices("user");
//        SearchSourceBuilder query = new SearchSourceBuilder().query(QueryBuilders.matchAllQuery());
//        query.from(0);
//        query.size(2);
//
//        request.source(query);
//        SearchResponse response = restHighLevelClient.search(request, RequestOptions.DEFAULT);
//        SearchHits hit = response.getHits();
//        System.out.println("索引操作"+hit.getTotalHits());
//        for (SearchHit hit1:hit){
//            System.out.println(hit1.getSourceAsString());
//        }
//        //关闭
//        restHighLevelClient.close();
//    }
//}
